code: def GetOpDefinitionString(self, use_name, indent=0):
      ret = ""
      indentStr = " " * indent
      # define enums if any
      for arg in self.args:
          if arg.isEnum and use_name:
              # comments
              ret = ret + self.GenDescription(
                  arg.description, "/*! \\brief ", " *        "
              )
              ret = ret + " */\n"
              # definition
              ret = ret + arg.enum.GetDefinitionString(indent) + "\n"
      # create function comments
      ret = ret + self.GenDescription(
          self.description, "/*!\n * \\brief ", " *        "
      )
      for arg in self.args:
          if arg.name != "symbol_name" or use_name:
              ret = ret + self.GenDescription(
                  arg.name + " " + arg.description,
                  " * \\param ",
                  " *        ",
              )
      ret = ret + " * \\return new symbol\n"
      ret = ret + " */\n"
      # create function header
      declFirstLine = indentStr + f"inline Symbol {self.name}("
      ret = ret + declFirstLine
      argIndentStr = " " * len(declFirstLine)
      arg_start = 0 if use_name else 1
      if len(self.args) > arg_start:
          ret = ret + self.GetArgString(self.args[arg_start])
      for i in range(arg_start + 1, len(self.args)):
          ret = ret + ",\n"
          ret = ret + argIndentStr + self.GetArgString(self.args[i])
      ret = ret + ") {\n"
      # create function body
      # if there is enum, generate static enum<->string mapping
      for arg in self.args:
          if arg.isEnum:
              ret = ret + arg.enum.GetEnumStringArray(indent + 2)
      # now generate code
      ret = ret + indentStr + f'  return Operator("{self.name}")\n'
      for arg in self.args:  # set params
          if (
              arg.type == "Symbol"
              or arg.type == "const std::string&"
              or arg.type == "const std::vector<Symbol>&"
          ):
              continue
          v = arg.name
          if arg.isEnum:
              v = arg.enum.GetConvertEnumVariableToString(v)
          ret = (
              ret
              + indentStr
              + " " * 11
              + f'.SetParam("{arg.name}", {v})\n'
          )
      # ret = ret[:-1]  # get rid of the last \n
      symbols = ""
      inputAlreadySet = False
      for arg in self.args:  # set inputs
          if arg.type != "Symbol":
              continue
          inputAlreadySet = True
          # if symbols != '':
          #    symbols = symbols + ', '
          # symbols = symbols + arg.name
          ret = (
              ret
              + indentStr
              + " " * 11
              + f'.SetInput("{arg.name}", {arg.name})\n'
          )
      for arg in self.args:  # set input arrays vector<Symbol>
          if arg.type != "const std::vector<Symbol>&":
              continue
          if inputAlreadySet:
              logging.error(
                  f"op {self.name} has both Symbol[] and Symbol inputs!"
              )
          inputAlreadySet = True
          symbols = arg.name
          ret = ret + f"({symbols})\n"
      ret = ret + indentStr + " " * 11
      if use_name:
          ret = ret + ".CreateSymbol(symbol_name);\n"
      else:
          ret = ret + ".CreateSymbol();\n"
      ret = ret + indentStr + "}\n"
      return ret
  
imports: from ctypes import *
  from ctypes.util import find_library
  import os
  import logging
  import platform
  import re
  import sys
  import tempfile
  import filecmp
  import shutil
  import codecs
label_desc: Use image node_id 4 for calling the Op obj's underlying member method code with example usage: obj.GetOpDefinitionString(use_name, indent) and returns: ret